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-rw-r--r--xpcom/ds/nsIProperties.idl46
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+/* -*- Mode: IDL; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#include "nsISupports.idl"
+
+/*
+ * Simple mapping service interface.
+ */
+
+[scriptable, uuid(78650582-4e93-4b60-8e85-26ebd3eb14ca)]
+interface nsIProperties : nsISupports
+{
+ /**
+ * Gets a property with a given name.
+ *
+ * @throws NS_ERROR_FAILURE if a property with that name doesn't exist.
+ * @throws NS_ERROR_NO_INTERFACE if the found property fails to QI to the
+ * given iid.
+ */
+ void get(in string prop, in nsIIDRef iid,
+ [iid_is(iid),retval] out nsQIResult result);
+
+ /**
+ * Sets a property with a given name to a given value.
+ */
+ void set(in string prop, in nsISupports value);
+
+ /**
+ * Returns true if the property with the given name exists.
+ */
+ boolean has(in string prop);
+
+ /**
+ * Undefines a property.
+ * @throws NS_ERROR_FAILURE if a property with that name doesn't
+ * already exist.
+ */
+ void undefine(in string prop);
+
+ /**
+ * Returns an array of the keys.
+ */
+ void getKeys(out uint32_t count, [array, size_is(count), retval] out string keys);
+};